tcl/target/kx.cfg

   1 #
   2 # NXP (former Freescale) Kinetis Kx series devices
   3 # Also used for Cortex-M4 equipped members of KVx and KE1xF series
   4 #
   5
   6 source [find target/swj-dp.tcl]
   7
   8 if { [info exists CHIPNAME] } {
   9     set _CHIPNAME $CHIPNAME
  10 } else {
  11     set _CHIPNAME kx
  12 }
  13
  14 # Work-area is a space in RAM used for flash programming
  15 # By default use 4kB
  16 if { [info exists WORKAREASIZE] } {
  17    set _WORKAREASIZE $WORKAREASIZE
  18 } else {
  19    set _WORKAREASIZE 0x1000
  20 }
  21
  22 if { [info exists CPUTAPID] } {
  23     set _CPUTAPID $CPUTAPID
  24 } else {
  25    if { [using_jtag] } {
  26       set _CPUTAPID 0x4ba00477
  27    } {
  28       set _CPUTAPID 0x2ba01477
  29    }
  30 }
  31
  32 swj_newdap $_CHIPNAME cpu -irlen 4 -ircapture 0x1 -irmask 0xf -expected-id $_CPUTAPID
  33
  34 set _TARGETNAME $_CHIPNAME.cpu
  35 target create $_TARGETNAME cortex_m -chain-position $_CHIPNAME.cpu
  36
  37 $_TARGETNAME configure -work-area-phys 0x20000000 -work-area-size $_WORKAREASIZE -work-area-backup 0
  38
  39 set _FLASHNAME $_CHIPNAME.pflash
  40 flash bank $_FLASHNAME kinetis 0 0 0 0 $_TARGETNAME
  41 kinetis create_banks
  42
  43 adapter_khz 1000
  44
  45 reset_config srst_nogate
  46
  47 if {![using_hla]} {
  48    # Detect secured MCU or boot lock-up in RESET/WDOG loop
  49    $_CHIPNAME.cpu configure -event examine-start {
  50       kinetis mdm check_security
  51    }
  52
  53    # if srst is not fitted use SYSRESETREQ to
  54    # perform a soft reset
  55    cortex_m reset_config sysresetreq
  56 }
  57
  58 # Disable watchdog not to disturb OpenOCD algorithms running on MCU
  59 # (e.g. armv7m_checksum_memory() in verify_image)
  60 # Flash driver also disables watchdog before FTFA flash programming.
  61 $_TARGETNAME configure -event reset-init {
  62    kinetis disable_wdog
  63 }
  64